feat: Map controller basics

app/src/main/java/eu/ztsh/garmin/MainActivity.kt

@@ -20,6 +20,7 @@ import androidx.lifecycle.LifecycleOwner
 import com.mapbox.navigation.base.options.NavigationOptions
 import com.mapbox.navigation.core.lifecycle.MapboxNavigationApp
 import eu.ztsh.garmin.databinding.ActivityMainBinding
+import eu.ztsh.garmin.mapbox.MapControl
 import eu.ztsh.garmin.mapbox.NavigationObserver
 import eu.ztsh.garmin.util.PermissionsHelper
 import java.lang.ref.WeakReference
@@ -30,6 +31,7 @@ class MainActivity : AppCompatActivity() {
     lateinit var garmin: Garmin
 
     private lateinit var binding: ActivityMainBinding
+    private lateinit var mapControl: MapControl
     private val navigationObserver = NavigationObserver()
     val permissionsHelper = PermissionsHelper(WeakReference(this))
 
@@ -51,6 +53,7 @@ class MainActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
+        binding.mapView
         permissionsHelper.checkPermissions {
             if (!MapboxNavigationApp.isSetup()) {
                 MapboxNavigationApp.setup {
@@ -60,6 +63,8 @@ class MainActivity : AppCompatActivity() {
                 }
             }
             MapboxNavigationApp.current()?.startTripSession()
+            mapControl = MapControl(binding.mapView, resources)
+            mapControl.follow()
         }
         bluetoothInit()
     }

app/src/main/java/eu/ztsh/garmin/mapbox/MapControl.kt

@@ -0,0 +1,32 @@
+package eu.ztsh.garmin.mapbox
+
+import android.content.res.Resources
+import android.util.Log
+import com.mapbox.maps.EdgeInsets
+import com.mapbox.maps.MapView
+import com.mapbox.maps.plugin.viewport.data.FollowPuckViewportStateBearing
+import com.mapbox.maps.plugin.viewport.data.FollowPuckViewportStateOptions
+import com.mapbox.maps.plugin.viewport.state.FollowPuckViewportState
+import com.mapbox.maps.plugin.viewport.viewport
+
+class MapControl(private val mapView: MapView, private val resources: Resources) {
+
+    fun follow() {
+        val viewportPlugin = mapView.viewport
+        // transition to followPuckViewportState with default transition
+        val followPuckViewportState: FollowPuckViewportState = viewportPlugin.makeFollowPuckViewportState(
+            FollowPuckViewportStateOptions.Builder()
+//                .bearing(FollowPuckViewportStateBearing.Constant(0.0))
+                .padding(EdgeInsets(200.0 * resources.displayMetrics.density, 0.0, 0.0, 0.0))
+                .build()
+        )
+        val immediateTransition = viewportPlugin.makeImmediateViewportTransition()
+        viewportPlugin.transitionTo(followPuckViewportState, immediateTransition) { success ->
+            Log.d(TAG, "follow: $success")
+        }
+    }
+
+    companion object {
+        const val TAG = "MAPCTRL"
+    }
+}